Home / 10,314.22-15,450.53-4,759.85

Finding the Fourth Proportional to 10,314.22, 15,450.53 and 4,759.85

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Solution

The fourth proportional to 10,314.22, 15,450.53 and 4,759.85 is: 7,130.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,314.22 : 15,450.53 = 4,759.85 : x
  2. Step 2: Convert to fraction form
    10,314.22/15,450.53 = 4,759.85/x
  3. Step 3: Cross multiply
    10,314.22x = 15,450.53 × 4,759.85
  4. Step 4: Simplify right side
    10,314.22x = 73,542,205.22
  5. Step 5: Solve for x
    x = 73,542,205.22/10,314.22
  6. Step 6: Final answer
    x = 7,130.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.